ilmenite definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a hard, dark brown or black, rhombohedral mineral, FeTiO, an oxide of iron and titanium
Origin: German ilmenit, after the Ilmen Mts. in the southern Urals plush -it, -ite
ilmenite definition by American Heritage Dictionary
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
A lustrous black to brownish titanium ore, essentially FeTiO3.
Origin: After the Ilmen Mountains, a range of the southern Ural Mountains.
ilmenite - Science Definition
A lustrous black to brownish rhombohedral mineral that is an ore of titanium. Ilmenite occurs in igneous rocks and is one of the principal dark minerals observed in beach sands. Chemical formula: FeTiO3.